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(11)

EP 3 266 215 A1

(12)

(43) Date of publication: 10.01.2018 Bulletin 2018/02 (21) Application number: 16706462.5 (22) Date of filing: 03.02.2016

(51) International Patent Classification (IPC):  H04N 19/70(2014.01) H04N 19/14(2014.01) H04N 19/119(2014.01) H04N 19/172(2014.01) (86) International application number: PCT/US2016/016387 (87) International publication number: WO 2016/144445 (15.09.2016 Gazette 2016/37)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA ME Designated Validation States: MA MD (30) Priority: 06.03.2015 US 201562129297 P 08.07.2015 US 201514794360 (71) Applicant: Qualcomm Incorporated San Diego, CA 92121-1714 (US)

(72) Inventors: WANG, Xianglin San Diego, California 92121 (US) TU, Chengjie San Diego, California 92121 (US) CHIEN, Wei-Jung San Diego, California 92121 (US) CHONG, In Suk San Diego, California 92121 (US) TAO, Siping San Diego, California 92121 (US) KARCZEWICZ, Marta San Diego, California 92121 (US) (74) Representative: Howe, Steven  Reddie & Grose LLP The White Chapel Building 10 Whitechapel High Street London E1 8QS London E1 8QS (GB)